7127988 is an even 7-digits composite number following 7127987
and preceding 7127989 . In scientific notation, it is written as 7.127988 × 10^6.
The sum of its digits is 42. It has a total of 4 prime factors and 12 positive divisors.
There are 2036544 positive integers (up to 7127988) that are relatively prime to 7127988.
7127988 has 12 divisors, whose sum is 13068132
The reverse of 7127988 is 8897217
Previous prime number is 21
Is Prime? no
Number parity even
Number length 7
Sum of Digits 42
Digital Root 6
Name
seven million one hundred twenty-seven thousand nine hundred eighty-eight
Scientific notation
7.127988 × 10^6
Engineering notation
7.127988 × 10^6
Prime Factorization
2 × 2 × 21 × 84857
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3563994
Product of the distinct prime numbers
The prime factorization of 7127988 is 2 × 2 × 21 × 84857.
Since it has a total of 4 prime factors.
8 , 7 , 49 , 76 , 259 , 751 , 7819 , 8053 , 43313 , 38218 , 444041 , 956209 , 9927472 , 8110022 , 57090853 , 19087813 , 497367350 , 345723995 , 3420147219 , 1957792513
n×2
14255976
n×3
21383964
n×4
28511952
n×5
35639940
n÷2
3563994
n÷3
2375996
n÷3
1781997
n÷5
1425597.6
n2
50808212928144
n3
3.6216033205326E+20
n4
2.5814745009516E+27
n5
1.8400719265089E+34
2 √n
2669.8292080206
3 √n
192.4519518019
4 √n
51.670390050982
5 √n
23.474340076123
1 , 2 , 4 , 21 , 42 , 84 , 84857 , 169714 , 339428 , 1781997 , 3563994 , 7127988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7127987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7127988 can be divided by 12 positive divisors.
The sum of these divisors (counting 7127988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11011001100001110110100
3
Ternary
111102010202120
4
Quaternary
123030032310
5
Quinary
3311043423
6
Senary
412435540
8
Octal
33141664
10
Decimal
7127988
12
Duodecimal
2478bb0
16
Hexadecimal
6cc3b4
20
Vigesimal
24ajj8
36
Base36
48rzo
md5
9de7be0daf1cac7070cb434ac1e1c1a3
sha1
2cd965bf640b9e1ff0c19087b66c6fbd1e51c735
sha256
cd628a46355b1f9344cd5bd52327dd23d244e6092a2aaa1eb438239679e4bc88
sha512
1c97d27bce91d7dfce1f3095d35b2b83483c0852e8f17e765eba88907b4b88f45cd1fda290b0db60543a7da0877bb73f22d3d7d0da28bce709b4d146f156255c
ripemd-160
305a453325c59dff558bad790f15bb0b72bf780f
Diameter
14255976
Circumference
44786469.471352
Area
1.5961870847708E+14
Volume
1.5170136514669E+21
Surface area
6.3847483390833E+14
Circumference
44786469.471352
Perimeter
28511952
Area
50808212928144
Diagonal
10080497.302033
Surface area
304849277568864
Volume
3.6216033205326E+20
Space diagonal
12346037.371741
Perimeter
21383964
Area
22000601558331
Altitude
6173018.6858706
Surface area
22000601558331
Volume
4.2681004445271E+19
Height
3360165.7673442